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M&T Bank · 2 weeks ago

Sr Systems Programmer - Mainframe Networking

United States

Full-time

Remote

Senior Level, Lead/Staff

$116K/yr - $194K/yr

10+ years exp

M&T Bank is a Top 20 US bank holding company committed to innovative technology solutions in banking. The Senior Systems Programmer for Mainframe Networking will design, implement, maintain, and optimize mainframe network infrastructure, ensuring high availability, security, and performance of the systems.

Financial Services

H1B Sponsor Likely

Hiring Manager

Jenna Bissonette

Responsibilities

Install, customize, and maintain mainframe network software, including but not limited to, z/OS Communication Server (VTAM, TCP/IP, FTP, SFTP, TLS, and Enterprise Extender) and Connect:Direct (NDM). Apply maintenance to all associated software & products as required to maintain system stability

Serve as a top-tier technical escalation point for complex problems involving mainframe networking within the mainframe environment, including middleware components (CICS, DB2, MQ, and JES2). Use diagnostic tools (e.g., IPCS, packet traces) to perform root cause analysis and implement effective solutions. Respond to and resolve incidents; work with vendor to identify and implement fix where applicable. Provide guidance to less experienced staff. Identify root causes of system issues and work with partner teams to fix the root cause

Monitor system performance, conduct capacity planning, and implement performance-tuning measures to optimize system efficiency and ensure service-level agreements (SLAs) are met

Work closely with the security team to implement and maintain security protocols, including AT-TLS configuration and certificate management, to protect data and ensure compliance with corporate standards

Lead and participate in large-scale projects, such as major software upgrades, hardware refreshes, and disaster recovery planning and exercises

Collaborate with application developers, operations staff, and other systems programmers. Provide technical guidance and mentorship to junior team members

Maintain comprehensive documentation of system configurations, procedures, and problem-solving techniques

Attend vendor sponsored conferences as a representative of the Bank to seek out industry technology to utilize at the Bank. Provide thought leadership at vendor-sponsored conferences, presenting new technologies or providing industry leadership in new technologies. Review training opportunities that are available and make recommendations

Take ownership of emergency support responsibilities as part of a 24/7 on-call rotation

Ability to work effectively in a team environment and collaborate with various departments to achieve organizational goals

Understand and adhere to the Company’s risk and regulatory standards, policies, and controls in accordance with the Company’s Risk Appetite. Identify risk-related issues needing escalation to management

Promote an environment that supports belonging and reflects the M&T Bank brand

Maintain M&T internal control standards, including timely implementation of internal and external audit points together with any issues raised by external regulators as applicable

Complete other related duties as assigned

Qualification

Z/OS systems programmingZ/OS Communication ServerMainframe networkingSMP/EJCLREXXCLISTAnalytical skillsCommunication skillsMentoringCollaborationDocumentation

Required

10+ years of hands-on experience in mainframe systems programming on the z/OS platform

Expert-level knowledge of z/OS Communication Server, including VTAM, TCP/IP, FTP, SFTP, TLS, Enterprise Extender, and Connect:Direct (NDM)

In-depth knowledge of SMP/E for software installation and maintenance

Fluency in JCL, REXX, and CLIST among others

Proven analytical and problem-solving skills for diagnosing and resolving complex technical issues

Excellent written and verbal communication skills, with the ability to explain complex technical information to both technical and non-technical audiences

Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience

10+ years of experience in mainframe systems programming, with a focus on networking and middleware

Relevant certifications are a plus

Preferred

Strong proficiency with mainframe middleware, including IBM MQ Series on Z, CICS, & DB2 on Z

Benefits

Competitive compensation

Health, welfare, and retirement benefits

401(k) match at 5%

Work-life balance and flexible work arrangements

Banking Officers start with 25 days PTO plus 12 paid holidays

40 hours paid volunteer hours per year

Much more. For details, see: M&T Benefits Overview

Company

M&T Bank

Glassdoor3.6

Great companies have an enduring sense of purpose.

Founded in 1856

Buffalo, New York, US

10001+ employees

http://www.mtb.com

H1B Sponsorship

M&T Bank has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (116)

2024 (113)

2023 (84)

2022 (103)

2021 (42)